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Quantitative Ability Preparation for Civil Services - CSAT

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This thread is dedicated to preparation for Quantitative Ability section of Civil Services (CSAT). You may share questions related to topics like Geometry and Measurement, Higher mathematics, Arithmetic etc.

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Srinivas Varma Panasa

Shared from Civil Services Paper- II Practice on Dec 13, 2017 3:13 PM

Each of the following numbers has two digits blotted out. Which of the numbers could be the number of articles in x dozens, where x is an integer?

25_, _06

50_, _26

56_, _02

65_, _20

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Srinivas Varma Panasa

Didn't understand the question

Didn't understand the question Please type your answer before submitting.

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Santhana Elangovan

Shared from Civil Services Paper- II Practice on Mar 26, 2017 11:42 AM

A and B can do a piece of work in 12 and 18 days, respectively. On which day will the work be finished if A starts the work and they work on alternate days?

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Santhana Elangovan

I need some shortcuts

I need some shortcuts Please type your answer before submitting.

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Saikrishna

Shared from Probability Test 5 on Nov 21, 2016 9:16 PM

A problem in mathematics is given to three students whose chances of solving it are $\frac{1}{3}, \frac{1}{4}, \frac{1}{5}$ . What is the probability that the problem will be solved?

0.2

0.8

0.4

0.6

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Saikrishna

I didnt undertstand the solution clearly.i want clear explanation

I didnt undertstand the solution clearly.i want clear explanation Please type your answer before submitting.

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Saikrishna

Shared from Probability Test 5 on Nov 21, 2016 9:10 PM

A box contains 100 tickets numbered 1 to 100. If 2 tickets are drawn successively without replacement from the box, what is the probability that all the tickets bear numbers divisible by 10?

0.04

0.4

0.001

0.009

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Saikrishna

How 9/99 will come,i didnt understand it.

How 9/99 will come,i didnt understand it. Please type your answer before submitting.

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Rajesh K

Shared from Quantitative Ability on Mar 22, 2016 11:06 PM

Find the sum of first 45 natural numbers.

1035

1280

2070

2140

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Tapas K Padhan

1035

1035 Please type your answer before submitting.

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Quantitative Ability Preparation for Civil Services - CSAT

(59 Posts)

This thread is dedicated to preparation for Quantitative Ability section of Civil Services (CSAT). You may share questions related to topics like Geometry and Measurement, Higher mathematics, Arithmetic etc.